*{margin:0;padding:0;}
#banner{
	width: 810px;
	height:316px;
	background: #ffcccc;
	margin:100px auto 0;
	position:relative;
}
#banner .pic{
	width: 810px;
	height:316px;
	position:relative;
}
.pic img{
	position: absolute;
	top:0;left:0px;/*默认的位置*/
	display:none;
}
.btn{
	width:150px;
	height:18px;
	position: absolute;
	bottom: 0px;right:20px;
}
.btn ul li{
	list-style-type: none;
	float: left;
	width: 18px;height:18px;
	background:#333;
	border-radius:9px;
	font-size: 12px;
	font-family: '微软雅黑';
	text-align:center;
	color:#fff;
	line-height: 18px;
	cursor:pointer;
	margin:0px 3px;
}
.btn ul li.on{
	background:#B1191A;
}